Evidence row 2122087

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/XEMgGP"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c003bc83-af98-4825-9112-803c839033a2/.well-known/agent-card.json"
    ]
  ],
  "name": "Markafis",
  "owner_address": "0xa8caec9cf703b44eb238250225d7c529239996b0",
  "raw": {
    "agent_id": "89195",
    "agent_uri": "https://centralcity.ai/a/XEMgGP",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Markafis is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/XEMgGP",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Markafis",
      "registrations": [
        {
          "agentId": 89195,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c003bc83-af98-4825-9112-803c839033a2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/XEMgGP",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793619285,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:38:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Markafis is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/XEMgGP"
}

What the leaf hashes

{"body":"f62b57b557cd2578a41d36f7a1671b09c6f3be2c9a273f8ca88b2db777b0790b","id":2122087,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619533753475,"prev":2121431,"subject":"erc8004:5042:89195","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x0562eb4a1ac57783ea39555f141269a5211c76c55df9be62e5ae3c35ace83d51
2. 0xd0c27fe6432b81955911f8151fea03967ffae96ac21fa44c0c2a8d4534c2fd0d
3. 0xb6780a770075061d182d1022c80823ad9ad537c0c223377efb98f09baf8f8c5a
4. 0x66d2c07652b23b33e6fb2bf1818ec39fb0b8e6968d8fcb90f1c3d435346e97aa
5. 0xa84df8e41a7393cfa8485bfdce42cc6c9180d0c93cad19063b4d5de83abc511c
6. 0x131b832fd139267457c63eb6bf53277d7d95f0cea7bfba36c7a7302c30f0e510
7. 0x9628158615bf0da5ee9d87ffbdccc951445850ff21ec39ea79fe372564515333
8. 0xa9adb121a9926e55f1f7159d7469ff01346a9d4543d2aa62cf50d978d72ad351
9. 0x284ef5e6e171407af9df2763fec45869166eb1be2bc9bd17d0de7680521f184d
10. 0xf2a4866d5af8e4579f0159390752e163e1a5de3be23e11521dedc6ba245830fe
11. 0x74a6369ff44f91898cfaafb5a527e14851cf7d8cf615f868cee36fe764b35944
12. 0x0aa954f5db495a61a9f2c9a29bad626fca6816d6a493be53cfa80c4c49e4ee33
13. 0x09c4d50cc90ae90d0e870f84d23642d3d078e94f56d566d69c068b9edb2aec5c
14. 0x66ec51993542849e8bb0ec95d77eba3d6a82a6a4fd1696c4d0ddbb7a693845aa
15. 0x150a4dbcf309a6bb857da0b59f7588bd57a20fca094e579bf41d6cc6df9c7bff
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af